Funding for this research was provided by:
Helse Sør-Øst RHF (15/00779-23)
Swiss National Science Foundation (P3SMP3-155290/1)
Received: 15 February 2021
Accepted: 25 May 2021
First Online: 29 June 2021
: The study was approved by the research ethics committees at the respective participating sites. Patients and physicians participating in the study provided written informed consent. The Scottish study was approved by National Research Ethics Service Committee South West—Frenchay (15/SW/0127). The Norwegian study was approved by Regional Committees for Medical and Health Research Ethics (Ref. nr.: 2013/1630). The Canadian study was approved by Hamilton Integrated Research Ethics board (Ref. 13-373).
: Not applicable.
: POV, LB, GG, and TA are board members of MAGIC Evidence Ecosystem Foundation (ExternalRef removed), a not-for-profit organization which provides authoring and publication software (MAGICapp) for evidence summaries, guidelines, and decision aids.